Many errors came out on the Sage 50 with firewall issues. The failure of firewall configuration leads to errors like being Sage unable to open the company file, restore company files, etc. you need to reset the Firewall settings to fix the firewall vulnerabilities in Sage 50. #sagefirewallissue #sage50firewall #firewallerror #sage50 https://www.accountspro.co/sage/sage-firewall-error.html